Home / 1,040,091.56-1,560,331.02-329,928.20

Finding the Fourth Proportional to 1,040,091.56, 1,560,331.02 and 329,928.20

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Solution

The fourth proportional to 1,040,091.56, 1,560,331.02 and 329,928.20 is: 494,953.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,091.56 : 1,560,331.02 = 329,928.20 : x
  2. Step 2: Convert to fraction form
    1,040,091.56/1,560,331.02 = 329,928.20/x
  3. Step 3: Cross multiply
    1,040,091.56x = 1,560,331.02 × 329,928.20
  4. Step 4: Simplify right side
    1,040,091.56x = 514,797,204,832.76
  5. Step 5: Solve for x
    x = 514,797,204,832.76/1,040,091.56
  6. Step 6: Final answer
    x = 494,953.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.